Patents by Inventor Siegfried Wittenzelliner

Siegfried Wittenzelliner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for disposing of waste
    Patent number: 4919569
    Abstract: A process for the safe and substantially permanent disposal of contaminated medical waste by providing a container, partially filling the container with a fluid, hardenable resin such as an epoxy resin, disposing the waste as the resin in the partially filled container; filling the container with additional resin, and encasing the waste, hardening or curing the resin encasing the waste and removing the block of waste encased in the resin from the container for appropriate disposal in the sea or other appropriate environments.
    Type: Grant
    Filed: November 10, 1988
    Date of Patent: April 24, 1990
    Inventor: Siegfried Wittenzelliner